Brother HL-4050CDN - Page 314

Confidential
6-10
Engine PCB Circuit Diagram (4/5)
+
+
+
+
+
D
B
A
C
E
F
E
D
B
A
C
F
1 5
1 5432 678
432 678
2mm:2A
[0.7mm]
[0.7mm]
[0.7mm]
[0.7mm]
[1.0mm]
[1.0mm]
[1.0mm]
[1.0mm]
[1.0mm]
[1.0mm]
2mm:2A
2mm:2A
ANALOG
[1.0mm]
[1.0mm]
[1.0mm]
[1.0mm]
2mm:2A
650mA
650mA
CN13
B2B-PH-K-S(LF)(SN)
CLN HLT SOL
1
+24V
CN12
B2B-PH-K-E(LF)(SN)
T1 SOL
1
+24V
CN43
SCAN MTR
1
+24V
2
+24VRET
8
+24V
5
PGND
7
+24V
6
PGND
6
+24VRET
5
+24VRET
7
+24V
8
+24V
CN1
B2B-PH-K-R(LF)(SN)
CLN REL SOL
1
+24V
PGND
PGND
PGND
PGND
PGND
SGND
SGND
SGND
SGND
PGND
SGND
PGND
PGND
SGND
SGND
SGND
PGND
PGND
SGND
SGND
SGND
PGND
SGND
PGND
SGND
SGND
PGND
SGND
SGND
SGND
PGND
SGND
SGND
PGND
PGND
SGND
SGND
SGND
SGND
SGND
SGND
SGND
SGND
PGND
PGND
PGND
SGND
SGND SGND
SGND
SGND
SGND
SGND
SGND
SGND
SGND
PGND
SGND
SGND
SGND
PGND
PGND
SGND
2
CLN_HLT_SOL
(BLUE)
(GREEN)
(YELLOW)
(RED)
(RED)
(GREEN)
(BLACK)
2
T1_SOL
B5B-PH-K-S(LF)(SN)
(WHITE)
5
CLK
3
ON/OFF
4
P/S
2
CLK
3
F/R
2
CLK
3
F/R
4
P/S
2
CLN_REL_SOL
2-2F
cln_rel_sol
2-2F
cln_hlt_sol
2-2F
el_on
2-2F
t1_sol
2-2F
dx_sol
2-2B
cln_dir
2-2B
cln_on
2-2B
dev_clk
2-2B
dev_on
2-2C
dev_dir
2-2B
cln_clk
2-2B
belt_clk
2-2B
belt_on
2-2B
belt_dir
2-2C
scan_clk
2-2C
scan_on
2-2C
opc1_in1
2-2D
devrel_in0
2-2C
opc1_phb
2-2C
opc1_pha
2-2D
devrel_in2
2-2D
devrel_in3
2-2D
devrel_in1
2-2C
opc1_in2
2-2D
devrel_pha
2-2C
opc1_in3
2-2D
opc_vref_pwm
2-2C
opc1_in0
2-2D
devrel_phb
2-2D
opc2_in3
2-2D
opc2_in2
2-2D
opc2_in0
2-2D
opc2_in1
2-2C
opc2_phb
2-2C
opc2_pha
2-2E
dens_sol
2-2D
devrel_vref_pwm
2-2F
reg_sol
2-2F
mp_sol
1-1B/1E/5-1A
sen_led_on1
1-1B/1B/5-1A
sen_led_on1
D15
1SS355
D5
1SS355
D4
1SS355
D3
1SS355
D14
1SS355
D1
1SS355
D2
1SS355
D7
RB751V-40
D6
RB751V-40
R12
390
R286
4.7k
R33
4.7k
R69
3.9k
1%(F)
R67
10k
1%(F)
R13
47k
R39
1k
R41
47k
R32
390
R35
47k
R331
1k
R336
47k
R334
47k
R332
1k
R49 39k
R44
39k
R42
8.2k
1%(F)
R40
12k
1%(F)
R107
4.7k
R137
4.7k
R34
100
R8
22k
R4
22k
R1
18
R3
100
R2
390
R5
47k
R7
47k
R9
390
R60
16k
1%(F)
R47
16k
1%(F)
R110
100
R97
330
R85
330
R287
330
R285
100
R298
330
R139
100
R134
330
R133
330
R48
0.22
1/2W
R43
0.22
1/2W
R55
0.22
1/2W
R61
0.22
1/2W
R45
0.47
1/2W
R46
0.47
1/2W
R64
3.3k
1%(F)
R65
10k
1%(F)
R58
15k
R57
100
R36
4.7k
R76
0
Q5
2SD1781K (RANK:R)
C
B
E
Q12
2SD1781K (RANK:R)
C
B
E
Q7
2SD1781K (RANK:R)
C
B
E
Q37
2SD1781K (RANK:R)
C
B
E
Q36
2SD1781K (RANK:R)
C
B
E
Q1
2SD1781K (RANK:R)
C
B
E
Q4
2SD1781K (RANK:R)
C
B
E
B2B-PH-K-M(LF)(SN)
2
DX_SOL
B4B-PH-K-M(LF)(SN)
4
B
3
B
CN14
OPC2 MTR
1
A
2
A
B2B-PH-K-M(LF)(SN)
2
REG_SOL
CN4
EL
1
EL_24V
2
belt_clk
3
belt_dir
4
belt_on
B2B-PH-K-Y(LF)(SN)
2
MP_SOL
2
A
CN15
OPC1 MTR
1
A
3
B
B4B-PH-K-S(LF)(SN)
4
B
3
B
2
A
B4B-PH-K-S(LF)(SN)
4
B
CN42
DEVERL MTR
1
A
CN25
DX SOL
1
+24V
CN2
REG SOL
1
+24V
6
VCC24V
5
24RET
CN3
MP SOL
1
+24V
2-1B
cln_lock
2-1B
dev_lock
2-1B
belt_lock
2-1C
scan_lock
1-4E
el_current
1-4E/4B/4C
motor_model
1-4E/4B/4E
motor_model
1-4E/4C/4E
motor_model
C15
C103
(1608)
50VDC
C42
C104
10%(B)
C25
C102
C21 C102
C19
C104
10%(B)
C24
C104
C23
C104
C41
C332
C37
C104
C36
C103
10%(B)
50VDC
C26
C332
C16
C224
10%(B)
(3216)
50VDC
C20
C104
C18
C103
10%(B)
50VDC
C212
C102
C210
C101
(for ESD)
C73
C102
C84
C102
C81
C101
(for ESD)
C14
C102
C12
C101
(for ESD)
C3
C104
C27
C104
50V(1608)
C28
C104
50V(1608)
C45
C104
50V(1608)
C79
C102
(for ESD)
C43
C102
(for ESD)
C178
C102
(for ESD)
C33
C224
10%(B)
(3216)
50VDC
C22
C104
C38
C104
C29
C104
C60
C101
(for ESD)
C56
C101
(for ESD)
C80
C101
(for ESD)
C217
C101
(for ESD)
C48
C104
C49
C103
(1608)
50VDC
C30
C106
(2012)
C40
C104
4
LOCK
CN16
CLN MTR
1
LD
CN22
DEV MTR
1
LD
TP96TP92
TP90 TP94
TP89 TP93
TP91 TP95
TP279 TP283
TP230
TP231
TP229
TP257
TP258
TP256
TP238
TP237
TP236
TP235
TP234
TP249
TP245
TP247
TP246
TP248
TP250
TP251
TP252
TP253
TP254
TP255
TP243
TP244
TP242
TP241
TP239
TP240
TP232
TP221
TP222
TP225
TP226
TP227
TP228
TP223
TP224
TP260
TP263
TP264
TP267
TP271
TP268
TP272
TP273
TP274
TP275
TP284
TP282
TP278
TP280TP276
TP281TP277
TP259
TP348
TP349
TP346
TP347
TP202
TP20
TP21
TP311
TP342
TP356
TP357
TP365
TP367
TP366
TP368
U2
BD6775EFV-E2
CR1
21
CR2
16
PS
20
I01
24
I11
23
I02
13
I12
14
PHA1
1
PHA2
12
VREF1
22
VREF2
15
VM0
11
VM1
3
VM2
10
PGND
2
VCC
18
GND
19
VREG
17
RNF1
5
RNF2
8
OUT1A
4
OUT1B
6
OUT2A
9
OUT2B
7
PADDLE
25
+5V
+24V
+5V
+5V
+5V
+5V
+3.3V
+24V
+3.3V
+24V
+3.3V
+24V
+24V
+3.3V
+24V
+24V
+24V
+24V
+24V
A3.3V
+6.8V
+5V
+5V
+24V
+5V
+24V
Q3
2SB1197K (RANK:R)
C
B
E
F2
TF16SN0.70
(1608)
F1
TF16SN1.25TTD
(1608)
F4
TF16SN1.25TTD
(1608)
F8
TF16AT2.00TTD
(1608)
F3
TF16SN0.70
(1608)
C52
C100
EEE1VA101UP
C32
C100
(8)
EEE1VA101UP
C34
C100
EEE1AA101SP
10V
( 6.3)
C50
C100
EEE1AA101SP
10V
(
6.3)
C17
C100
EEE1AA101SP
10V
( 6.3)
B9B-PH-K-K(LF)(SN)
9
detect
B9B-PH-K-S(LF)(SN)
9
detect
B2B-PH-K-K(LF)(SN)
2
GND
CN17
BELT MTR
1
belt_lock
Q16
DTC143ZE
(1608)
C
B
E
Q29
DTC143ZE
(1608)
C
B
E
Q8
DTC143ZE
(1608)
C
B
E
Q10
DTC143ZE
(1608)
C
B
E
Q6
DTC143ZE
(1608)
C
B
E
Q17
DTC143ZE
(1608)
C
B
E
ZD2
02DZ3.0-Z(F)
ZD1
UDZS36B
B7B-PH-K-R(LF)(SN)
(GREEN)
(RED)
(BLACK)
7
detect
U3
MTD2035G
CR
21
cpA
15
cpB
16
cpC
17
STB
14
DEC
20
I0A
1
I1A
24
I0B
12
I1B
13
PHAA
2
PHAB
11
VrA
23
VrB
22
VCC
18
LG
19
VmmA
3
VmmB
10
PG25
PG26
RsA
5
RsB
8
OUTA
4
OUTA
6
OUTB
9
OUTB
7
U1
MTD2035G
CR
21
cpA
15
cpB
16
cpC
17
STB
14
DEC
20
I0A
1
I1A
24
I0B
12
I1B
13
PHAA
2
PHAB
11
VrA
23
VrB
22
VCC
18
LG
19
VmmA
3
VmmB
10
PG25
PG26
RsA
5
RsB
8
OUTA
4
OUTA
6
OUTB
9
OUTB
7
Q13
MM1665AT
OUT
IN
GND
U5
S-1132B33-U5TU5T1G
VIN
5
VSS
2
ON/OFF
4
VOUT
1
NC
3
U4
S-80842CNNB
VDD
2
OUT
1
VSS
4
NC
3
F5
(1608)
0
C509
C102
(for ESD)
PGND
PGND
C511
C102
(for ESD)
C512
C102
(for ESD)
PGND
PGND
C514
C102
(for ESD)
B3B-PH-K-R(LF)(SN)
2
DENS_SOL
CN24
1
VCC24
3
24RET
PGND
SGND
R502
0
PGND
SGND
R501
0
R504
1k
+24V
R503
2.2k
SGND
ZD6
EDZ6.8B
D500
RB751V-40
C516
C101
(for EMI)
SGND
SGND
C517
C101
(for EMI)
SGND
C515
C101
(for EMI)
SGND
+3.3V
C513
C103
TP501
C519
C101
(for EMI)
SGND
[0.5mm:500mA]
Cleaner halt Solenoid
Cleaner Rerease Solenoid
Paper Feed Solenoid
Duplex Solenoid
Density sensor shutter Solenoid
HVPS(TR) power supply
harness cross
OPC Drum Motor1/2
mitsumi
M42SP-5N
130mA
[0.5mm:500mA]
HTSSOP-B24
(note)
IOUT(100%)=VREF(V)/5 x 1/RNF( )
47k
4.7k
47k
4.7k
47k
47k
4.7k
4.7k
47k
Polygon(Scanner) Motor
10k
4.7k
Regist Solenoid
[0.5mm:500mA]
[0.5mm:500mA]
MP Solenoid
Erase Lamp
Solenoid control
5V REGULATOR
3.3V(Analog 3.3V) REGULATOR
IN0/IN2 IN1/IN3 OUT
L L 100[%]
H L 67[%]
L H 33[%]
H H 0[%]
Stepping motor control
DC Motor control
Regulator
EL control
(TDS-04C)
(TDS-04C)
(TDS-04C)
(TDS-06A)
(TDS-06A)
(TDS-04C)
(TDS-06A)
4.7k
Development Release Motor
Development Drive Motor
Paper feeding/Belt cleaner Motor
Belt Drive Motor
NAME
CODE
CIR B512250 (4/5)
LM9474-001